GUI-311
check instance info and warn if cannot detach root volume
GUI-311
fixed refs to instance name for modal
GUI-311
fixed dereference of None in volume.attach_data
added same logic on instance_volumes page
fixed typos and adjusted dialog text. Fixed variable display for instance name from instance detail page side of the world.
UGI-311
added ng-non-bindable for instance name in dialog
GUI-311
resolved conflict
Merge pull request #443 from eucalyptus/GUI-311

Gui 311